<%@ page import="java.util.List" %>
<%@ page import="java.util.ArrayList" %>
<%@ page import="java.sql.Connection" %>
<%@ page import="java.sql.Statement" %>
<%@ page import="java.sql.ResultSet" %>
<%@ page import="org.apache.catalina.ha.authenticator.ClusterSingleSignOn" %>
<%@ page import="java.sql.DriverManager" %><%--
  Created by IntelliJ IDEA.
  User: Adminitrator
  Date: 2018/4/2
  Time: 20:55
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<br>
<head>
    <title>Title</title>
</head>
<body>

%>
<style type="text/css">
    table{
        border-collapse: collapse;
    }
    td{
        border:1px solid #000;
        pading:10px;
    }

</style>
<jsp:include page="header.jsp"></jsp:include>

<table>
<tr>
    <td>编号</td>
    <td>姓名</td>
    <td>密码</td>
    <td>操作1</td>
    <td>操作2</td>

</tr>
    <%
        class User{
            int id;
            String name;
            String password;
        }
        List<User> userList= new ArrayList<User>();

       // User yin=new User();
        //yin.id=1;
        //yin.name="yinchunlian";
        //yin.passsword="123";
        //userList.add(yin);
        //3+1
        Connection connection=null;
        Statement statement=null;
        ResultSet resultSet=null;
        String sql="select * from t_users";
        //加载驱动程序
        Class.forName("com.mysql.jdbc.Driver");
        connection= DriverManager.getConnection(
                "jdbc:mysql://47.104.80.155:3306/javaweb",
                "javaweb",
                "JAVAweb123!@#");
        statement =connection.createStatement();
        resultSet=statement.executeQuery(sql);
        while(resultSet.next()){
            int id=resultSet.getInt(1);
            String name=resultSet.getString(2);
            String password=resultSet.getString(3);
            User user = new User();
            user.id=id;
            user.name=name;
            user.password=password;
            userList.add(user);

        }
        resultSet.close();
        statement.close();
        connection.close();
        for (User user:userList){
            //2 2 1
            //2 ""
            //2 ++
            //1 变量
            out.write("<tr><td>"+user.id+"</td> <td>"
                    +user.name+"</td> <td>"+
                    user.password+"</td>" +
                    "<td><a href='deleteUserHandler.jsp?id="+user.id+"'>删除</a></td>"+
"<td><a href='userUpdate.jsp?id="+user.id+"&username="+user.name+"&password="+user.password+
                   " '>更新</a></td>"+ "</tr>");
        }
    %>


</table>
<!--include指令-->
<%@include file="footer.jsp" %>
</body>
</html>
